#forms

2 posts

File Uploads in Wheels 4.0, the Idiomatic Way

Peter Amiri July 7, 2026

Wheels 4.0 has no ActiveStorage-style attachment system — and that's fine. This how-to walks the honest idiomatic upload flow end to end: fileField/fileFieldTag form helpers, the startFormTag multipart trap, native cffile in the controller, model validation over the result, and traversal-safe downloads with sendFile.

#wheels-4
#uploads
#forms
#controllers

Form Helpers in Wheels 4.0: Object Forms, HTML5 Fields, and Error Rendering

Peter Amiri July 2, 2026

A worked how-to on Wheels 4.0 form helpers: object-bound fields that round-trip into params.user.email, the real HTML5 single-input helpers, and the two error-rendering helpers — plus the sharp edges that bite first.

#wheels-4
#views
#forms
#helpers

#forms

File Uploads in Wheels 4.0, the Idiomatic Way

Form Helpers in Wheels 4.0: Object Forms, HTML5 Fields, and Error Rendering

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